PUBLISHED: 08:30, Thu, Sep 3, 2020 | UPDATED: 08:30, Thu, Sep 3, 2020
Tanner Buchanan is one of the young stars of Netflix's Cobra Kai, the critically acclaimed sequel series to the Karate Kid franchise. He plays Robby Keene, the estranged son of Johnny Lawrence (William Zabka) and is well trained in martial arts.
Tanner Buchanan is a 21-year-old American actor who is known for his roles in Cobra Kai and the ABC drama Designated Survivor.
The young star has also taken on roles in the series Game Shakers and Girl Meets World.
He is believed to be about 1.7m tall, which is the equivalent of 5ft 6 inches.
The star is about five inches shorter than his on-screen father, who stands at about 5ft 11 inches tall.
Fans have also noticed Buchanan's super strength in the series, and he is believed to weigh about 145 pounds - or 10 stone.
READ MORE: Cobra Kai cast: Who plays Robby Keene in Cobra Kai?
Tanner Buchanan height: The star is about 5ft 7 (Image: Getty)
Tanner Buchanan height: Robby Keene in Cobra Kai (Image: Netflix)
The star made his first TV appearance in 2010 in the well-known Modern Family comedy series.
He has also taken on roles in Grey's Anatomy, The Goldbergs and The Fosters.
His first main role in TV was in Designated Survivor in 2016, and then in 2018 he joined the cast of Cobra Kai.
The martial arts series originally aired on YouTube, before it was picked up by Netflix in 2020.
His character Robby Keene is one of the fan-favourites despite his troubled background.
Tanner Buchanan height: The star is 21-years-old (Image: Getty)
The star is